Category:
Intermediates&Fine Chemicals
CAS NO:
91-64-5
Standard:
USP,
Coumarin (C9H6O2, CAS 91-64-5) is a naturally occurring organic compound primarily synthesized via the Pechmann condensation of phenol and acetic anhydride. It serves as a foundational precursor in fine chemical manufacturing.
Strictly regulated due to hepatotoxicity risks; banned in direct food contact in many jurisdictions. Requires storage in cool, dry, ventilated areas away from oxidizers with full PPE protection during handling.